Chapter 21, Problem 21.21EP

To which of the six major classes of enzymes does the enzyme that catalyzes each of the following reactions belong?

1. a. A cis double bond is converted to a trans double bond.
2. a. An alcohol is dehydrated to form a compound with a double bond.
3. b. An amino group is transferred from one substrate to another.
4. c. An ester linkage is hydrolyzed.